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babunello [35]
3 years ago
12

I need help with volumes of cones

Mathematics
1 answer:
irinina [24]3 years ago
4 0

search up on google volume of a cone and type in your numbers and it will show you the answers

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Please help me with this math question, It's worth 30 points for whoever want's to answer.
swat32

Answer:

hello I can help you in this

8 0
2 years ago
 2x- 3y=9   5x+3y=12   How would i solve this? I dont understand this and i really need help with it!Also I have to graph the an
dedylja [7]
\begin{cases} 2x- 3y=9 \\5x+3y=12 \end{cases}\\ + \ \ ------- \\ 7x=21 \ \ /: 7\\ \\x=\frac{21}{3}\\ \\ x=3 \\ \\2x- 3y=9

2*3-3y=9\\ \\6-3y =9\\ \\-3y=9-6\\ \\-3y=3 \ \ / :(-3)\\ \\x=-1\\ \\ \begin{cases} x=3\\y= -1 \end{cases}

graph\\ \\\begin{cases} 2x- 3y=9 \\5x+3y=12 \end{cases}\\ \\ \begin{cases} - 3y=-2x+9\ \ /:(-3) \\ 3y=-5x+12 \ \ /:3 \end{cases}\\ \\ \begin{cases} y= \frac{2}{3}x-3 \\ y=-\frac{5}{3}x+4 \end{cases}


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Assume that the heights of bookcases are normally distributed. A random sample of 16 bookcases in one company have a mean height
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Step-by-step explanation:

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4

Step-by-step explanation:

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